If you've been trying the Su Do Ku puzzles in your local paper and don't want to wait for tomorrow to see if you got it right, try my Su Do Ku Solver.
Fill in each box carefully. Check before you submit. You can use Tab and Shift-Tab to go forward and backwards among the boxes. Leave empty boxes empty. If you made an error after you submit, you can use the browser's back button to return to this page and try again.
Drop me a note at email@example.com if you have any questions about the program or found a puzzle that can't be solved.